For Isla Alcatras :
No gale warning.
The reliability of the situation is very good.
Little cloud in the morning, skies clouding over with storms forming in the afternoon. No precipitation in the morning, light showers in the afternoon. In the evening, very cloudy with risk of storms.
Light showers progressively becoming less frequent. NNW force 2 turning S force 3 in the middle of the day then becoming force 2. Gusts reaching 12 knots in the middle of the day. Slight sea. Low, fairly long swell from SW. Visibility reduced by mist temporarily in the middle of the day.